Cartridge interface



FIG. 1 is a front perspective view of a cartridge interface showing our new design;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is the left side view thereof; and,

FIG. 8 is a front perspective view thereof showing an attached cartridge in broken lines.

Broken lines shown in the drawings illustrate portions of the cartridge interface and form no part of the claimed design. 

CLAIM The ornamental design for a cartridge interface, as shown and described. 